From 199d7bd52eb7e1e565298c24c32fa94df1395fb4 Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Thu, 20 Jul 2023 18:46:10 +0200
Subject: [PATCH] trenchbroom: 2022.1 -> 2023.1

---
 .../applications/misc/trenchbroom/default.nix | 69 ++++++++++++++++---
 1 file changed, 60 insertions(+), 9 deletions(-)

diff --git a/pkgs/applications/misc/trenchbroom/default.nix b/pkgs/applications/misc/trenchbroom/default.nix
index 9a93edb30f61..83db22260d83 100644
--- a/pkgs/applications/misc/trenchbroom/default.nix
+++ b/pkgs/applications/misc/trenchbroom/default.nix
@@ -1,6 +1,6 @@
-{ lib, stdenv, fetchFromGitHub
-, cmake, ninja, git, pandoc, pkg-config
-, libGL, libGLU, freeimage
+{ lib, stdenv, fetchFromGitHub, writeText
+, cmake, ninja, curl, git, pandoc, pkg-config, unzip, zip
+, libGL, libGLU, freeimage, freetype, assimp
 , catch2, fmt, glew, miniz, tinyxml-2, xorg
 , qtbase, wrapQtAppsHook
 , copyDesktopItems, makeDesktopItem
@@ -8,38 +8,88 @@
 
 stdenv.mkDerivation rec {
   pname = "TrenchBroom";
-  version = "2022.1";
+  version = "2023.1";
 
   src = fetchFromGitHub {
     owner = "TrenchBroom";
     repo = "TrenchBroom";
     rev = "v${version}";
-    sha256 = "sha256-FNpYBfKnY9foPq1+21+382KKXieHksr3tCox251iJn4=";
+    sha256 = "sha256-62xcFKSqxPS+J54+kLo/hewM+Wu/rVBGD8oiECDCJpA=";
     fetchSubmodules = true;
   };
+  # Manually simulate a vcpkg installation so that it can link the libraries
+  # properly.
+  postUnpack =
+    let
+      vcpkg_target = "x64-linux";
+
+      vcpkg_pkgs = [
+        "assimp"
+        "catch2"
+        "fmt"
+        "freeimage"
+        "freetype"
+        "glew"
+        "miniz"
+        "tinyxml2"
+      ];
+
+      updates_vcpkg_file = writeText "update_vcpkg_trenchbroom" (
+        lib.concatMapStringsSep "\n" (name: ''
+          Package : ${name}
+          Architecture : ${vcpkg_target}
+          Version : 1.0
+          Status : is installed
+        '') vcpkg_pkgs);
+    in ''
+      export VCPKG_ROOT="$TMP/vcpkg"
+
+      mkdir -p $VCPKG_ROOT/.vcpkg-root
+      mkdir -p $VCPKG_ROOT/installed/${vcpkg_target}/lib
+      mkdir -p $VCPKG_ROOT/installed/vcpkg/updates
+      ln -s ${updates_vcpkg_file} $VCPKG_ROOT/installed/vcpkg/status
+      mkdir -p $VCPKG_ROOT/installed/vcpkg/info
+      ${lib.concatMapStrings (name: ''
+        touch $VCPKG_ROOT/installed/vcpkg/info/${name}_1.0_${vcpkg_target}.list
+      '') vcpkg_pkgs}
+
+      ln -s ${assimp.lib}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+      ln -s ${catch2}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+      ln -s ${fmt}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+      ln -s ${freeimage}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+      ln -s ${freetype}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+      ln -s ${glew.out}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+      ln -s ${miniz}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+      ln -s ${tinyxml-2}/lib/lib* $VCPKG_ROOT/installed/${vcpkg_target}/lib/
+    '';
   postPatch = ''
     substituteInPlace common/src/Version.h.in \
       --subst-var-by APP_VERSION_YEAR ${lib.versions.major version} \
       --subst-var-by APP_VERSION_NUMBER ${lib.versions.minor version} \
       --subst-var-by GIT_DESCRIBE v${version}
+    substituteInPlace app/CMakeLists.txt \
+      --replace 'set(CPACK_PACKAGING_INSTALL_PREFIX "/usr")' 'set(CPACK_PACKAGING_INSTALL_PREFIX "'$out'")'
   '';
 
-  nativeBuildInputs = [ cmake git pandoc wrapQtAppsHook copyDesktopItems pkg-config ];
+  nativeBuildInputs = [ cmake ninja curl git pandoc wrapQtAppsHook copyDesktopItems pkg-config unzip zip ];
   buildInputs = [
-    libGL libGLU xorg.libXxf86vm freeimage qtbase catch2 fmt glew miniz tinyxml-2
-    xorg.libSM
+    libGL libGLU xorg.libXxf86vm xorg.libSM
+    freeimage freetype qtbase catch2 fmt
+    glew miniz tinyxml-2 assimp
   ];
   QT_PLUGIN_PATH = "${qtbase}/${qtbase.qtPluginPrefix}";
   QT_QPA_PLATFORM = "offscreen";
 
   cmakeFlags = [
+    "-DCMAKE_MAKE_PROGRAM=ninja"
+    "-DCMAKE_TOOLCHAIN_FILE=vcpkg/scripts/buildsystems/vcpkg.cmake"
+    "-DVCPKG_MANIFEST_INSTALL=OFF"
     # https://github.com/TrenchBroom/TrenchBroom/issues/4002#issuecomment-1125390780
     "-DCMAKE_PREFIX_PATH=cmake/packages"
   ];
   ninjaFlags = [
     "TrenchBroom"
   ];
-  preBuild = "export HOME=$(mktemp -d)";
 
   postInstall = ''
     pushd $out/share/TrenchBroom/icons
@@ -71,5 +121,6 @@ stdenv.mkDerivation rec {
     description = "Level editor for Quake-engine based games";
     license = licenses.gpl3Only;
     maintainers = with maintainers; [ astro ];
+    platforms = [ "x86_64-linux" ];
   };
 }